Computer Networking Which transmission mode is used for data communication along telephone lines? None of these Synchronous Serial Parallel Asynchronous None of these Synchronous Serial Parallel Asynchronous ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Many data communication networks have been established which provide a wealth of on-demand information services to people at home. What is the name of the system which provides an interactive, graphics-rich service that permits user to select what they want? Videotex system Fax system Microwave system Teletex system None of these Videotex system Fax system Microwave system Teletex system None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which statements are true regarding ICMP packets?1. They acknowledge receipt of a TCP segment.2. They guarantee datagram delivery.3. They can provide hosts with information about network problems.4. They are encapsulated within IP datagrams. 1 only 3 and 4 2 and 3 2, 3 and 4 1 only 3 and 4 2 and 3 2, 3 and 4 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following are valid ways to refer only to host 172.16.30.55 in an IP access list? 1. 172.16.30.55 0.0.0.255 2. 172.16.30.55 0.0.0.0 3. any 172.16.30.55 4. host 172.16.30.55 5. 0.0.0.0 172.16.30.55 6. ip any 172.16.30.55 3 and 5 2 and 4 1 and 4 1, 4 and 6 3 and 5 2 and 4 1 and 4 1, 4 and 6 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Eight stations are competing for the use of the shared channel using the modified Adaptive free walk protocol by Gallager. If the stations 7 and 8 are suddenly become ready at once, how many bit slots are needed to resolve the contention? 14 slots 5 slots None of these 1 slots 10 slots 14 slots 5 slots None of these 1 slots 10 slots ANSWER DOWNLOAD EXAMIANS APP